./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e54df5218807ebc1aaf13f5cda92067864bfb3d3 ........................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e54df5218807ebc1aaf13f5cda92067864bfb3d3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:52,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:52,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:52,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:52,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:52,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:52,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:52,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:52,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:52,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:52,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:52,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:52,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:52,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:52,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:52,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:52,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:52,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:52,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:52,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:52,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:52,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:52,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:52,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:52,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:52,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:52,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:52,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:52,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:52,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:52,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:52,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:52,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:52,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:52,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:52,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:52,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:52,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:52,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:52,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:52,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:52,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:30:52,594 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:52,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:52,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:52,596 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:52,597 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:52,597 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:52,597 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:52,597 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:52,598 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:52,598 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:52,599 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:52,599 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:52,600 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:52,600 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:52,600 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:52,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:52,601 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:52,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:52,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:52,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:52,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:52,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:52,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:52,603 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:52,603 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:52,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:52,604 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:52,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:52,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:52,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:52,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:52,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:52,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:52,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:52,607 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:52,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:52,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:52,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:52,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:52,609 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e54df5218807ebc1aaf13f5cda92067864bfb3d3 [2021-10-11 02:30:52,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:52,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:52,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:52,971 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:52,975 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:52,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-11 02:30:53,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/170fc3305/0a39ae52699d46138676918a7451bd5b/FLAGc8df1707f [2021-10-11 02:30:53,685 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:53,686 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-11 02:30:53,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/170fc3305/0a39ae52699d46138676918a7451bd5b/FLAGc8df1707f [2021-10-11 02:30:53,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/170fc3305/0a39ae52699d46138676918a7451bd5b [2021-10-11 02:30:53,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:53,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:53,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:53,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:53,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:53,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:53" (1/1) ... [2021-10-11 02:30:53,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e1e2daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:53, skipping insertion in model container [2021-10-11 02:30:53,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:53" (1/1) ... [2021-10-11 02:30:54,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:54,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:54,305 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-11 02:30:54,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:54,387 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:30:54,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8272382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:54, skipping insertion in model container [2021-10-11 02:30:54,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:54,388 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:54,390 INFO L168 Benchmark]: Toolchain (without parser) took 402.34 ms. Allocated memory is still 98.6 MB. Free memory was 64.8 MB in the beginning and 71.2 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,391 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 23.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:54,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.48 ms. Allocated memory is still 98.6 MB. Free memory was 64.8 MB in the beginning and 71.2 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 23.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 398.48 ms. Allocated memory is still 98.6 MB. Free memory was 64.8 MB in the beginning and 71.2 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 705]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:56,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:56,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:56,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:56,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:56,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:56,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:56,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:56,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:56,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:56,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:56,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:56,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:56,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:56,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:56,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:56,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:56,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:56,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:56,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:56,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:56,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:56,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:56,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:56,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:56,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:56,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:56,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:56,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:56,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:56,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:56,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:56,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:56,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:56,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:56,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:56,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:56,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:56,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:56,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:56,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:56,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:56,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:56,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:56,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:56,948 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:56,949 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:56,949 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:56,949 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:56,949 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:56,949 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:56,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:56,952 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:56,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:56,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:56,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:56,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:56,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:56,953 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:56,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:56,954 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:56,954 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:56,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:56,954 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:56,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:56,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:56,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:56,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:56,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:56,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:56,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:56,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:56,956 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:56,956 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:56,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:56,957 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:56,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:56,957 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e54df5218807ebc1aaf13f5cda92067864bfb3d3 [2021-10-11 02:30:57,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:57,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:57,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:57,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:57,373 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:57,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-11 02:30:57,454 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/58297fb75/964fd57edad5416a8ce2ee7bc5eaede4/FLAG363ec8f88 [2021-10-11 02:30:58,157 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:58,161 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-11 02:30:58,180 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/58297fb75/964fd57edad5416a8ce2ee7bc5eaede4/FLAG363ec8f88 [2021-10-11 02:30:58,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/data/58297fb75/964fd57edad5416a8ce2ee7bc5eaede4 [2021-10-11 02:30:58,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:58,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:58,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:58,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:58,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:58,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:58" (1/1) ... [2021-10-11 02:30:58,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a71c0a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:58, skipping insertion in model container [2021-10-11 02:30:58,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:58" (1/1) ... [2021-10-11 02:30:58,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:58,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:58,691 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-11 02:30:58,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:58,889 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:30:58,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:58,962 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-11 02:30:59,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:59,014 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:59,074 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-11 02:30:59,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:59,156 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:59,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59 WrapperNode [2021-10-11 02:30:59,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:59,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:59,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:59,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:59,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:59,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:59,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:59,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:59,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... [2021-10-11 02:30:59,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:59,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:59,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:59,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:59,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:59,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:59,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:59,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:31:02,452 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:31:02,452 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-11 02:31:02,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:02 BoogieIcfgContainer [2021-10-11 02:31:02,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:31:02,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:31:02,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:31:02,462 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:31:02,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:58" (1/3) ... [2021-10-11 02:31:02,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b27f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:02, skipping insertion in model container [2021-10-11 02:31:02,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:59" (2/3) ... [2021-10-11 02:31:02,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b27f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:02, skipping insertion in model container [2021-10-11 02:31:02,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:02" (3/3) ... [2021-10-11 02:31:02,465 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2021-10-11 02:31:02,479 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:31:02,483 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:31:02,493 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:31:02,523 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:31:02,523 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:31:02,523 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:31:02,523 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:31:02,524 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:31:02,524 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:31:02,524 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:31:02,524 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:31:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2021-10-11 02:31:02,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:31:02,547 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:02,547 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:02,554 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:02,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:02,559 INFO L82 PathProgramCache]: Analyzing trace with hash -420892511, now seen corresponding path program 1 times [2021-10-11 02:31:02,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:02,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2060006190] [2021-10-11 02:31:02,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:02,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:31:02,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:02,862 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:02,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2060006190] [2021-10-11 02:31:02,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:02,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:02,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209625614] [2021-10-11 02:31:02,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:31:02,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:02,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:31:02,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:31:02,885 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2021-10-11 02:31:02,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:02,951 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2021-10-11 02:31:02,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:31:02,953 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:31:02,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:02,965 INFO L225 Difference]: With dead ends: 455 [2021-10-11 02:31:02,965 INFO L226 Difference]: Without dead ends: 227 [2021-10-11 02:31:02,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:31:02,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-11 02:31:03,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-11 02:31:03,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2021-10-11 02:31:03,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2021-10-11 02:31:03,019 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2021-10-11 02:31:03,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:03,020 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2021-10-11 02:31:03,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:31:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2021-10-11 02:31:03,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:31:03,022 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:03,022 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:03,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:31:03,231 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:03,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:03,232 INFO L82 PathProgramCache]: Analyzing trace with hash -568929405, now seen corresponding path program 1 times [2021-10-11 02:31:03,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:03,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799457536] [2021-10-11 02:31:03,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:03,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:03,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:03,467 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:03,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799457536] [2021-10-11 02:31:03,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:03,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:03,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123501985] [2021-10-11 02:31:03,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:03,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:03,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:03,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:03,470 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand 3 states. [2021-10-11 02:31:03,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:03,487 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2021-10-11 02:31:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:03,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:31:03,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:03,489 INFO L225 Difference]: With dead ends: 227 [2021-10-11 02:31:03,489 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:31:03,490 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:03,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:31:03,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-11 02:31:03,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 02:31:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2021-10-11 02:31:03,499 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2021-10-11 02:31:03,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:03,499 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2021-10-11 02:31:03,499 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-10-11 02:31:03,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:31:03,500 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:03,501 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:03,716 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:31:03,716 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:03,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:03,717 INFO L82 PathProgramCache]: Analyzing trace with hash -2011512384, now seen corresponding path program 1 times [2021-10-11 02:31:03,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:03,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509710135] [2021-10-11 02:31:03,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:03,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:03,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:03,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:03,945 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:03,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1509710135] [2021-10-11 02:31:03,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:03,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:03,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377594985] [2021-10-11 02:31:03,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:03,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:03,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:03,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:03,949 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 3 states. [2021-10-11 02:31:04,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:04,009 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2021-10-11 02:31:04,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:04,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:31:04,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:04,014 INFO L225 Difference]: With dead ends: 247 [2021-10-11 02:31:04,015 INFO L226 Difference]: Without dead ends: 167 [2021-10-11 02:31:04,018 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:04,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-11 02:31:04,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2021-10-11 02:31:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2021-10-11 02:31:04,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2021-10-11 02:31:04,048 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2021-10-11 02:31:04,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:04,048 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2021-10-11 02:31:04,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2021-10-11 02:31:04,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:31:04,050 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:04,050 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:04,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:31:04,266 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:04,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:04,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1543064518, now seen corresponding path program 1 times [2021-10-11 02:31:04,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:04,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1251594558] [2021-10-11 02:31:04,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:04,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:04,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:04,535 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:04,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1251594558] [2021-10-11 02:31:04,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:04,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:04,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774405370] [2021-10-11 02:31:04,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:04,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:04,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:04,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:04,537 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand 3 states. [2021-10-11 02:31:04,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:04,603 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2021-10-11 02:31:04,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:04,603 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:31:04,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:04,605 INFO L225 Difference]: With dead ends: 332 [2021-10-11 02:31:04,605 INFO L226 Difference]: Without dead ends: 176 [2021-10-11 02:31:04,607 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:04,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-10-11 02:31:04,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2021-10-11 02:31:04,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2021-10-11 02:31:04,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2021-10-11 02:31:04,648 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2021-10-11 02:31:04,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:04,651 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2021-10-11 02:31:04,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:04,651 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2021-10-11 02:31:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:31:04,652 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:04,653 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:04,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:31:04,869 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:04,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:04,870 INFO L82 PathProgramCache]: Analyzing trace with hash 447177737, now seen corresponding path program 1 times [2021-10-11 02:31:04,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:04,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [690491742] [2021-10-11 02:31:04,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:05,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:31:05,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:05,117 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:05,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [690491742] [2021-10-11 02:31:05,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:05,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:31:05,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492075147] [2021-10-11 02:31:05,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:31:05,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:05,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:31:05,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:05,119 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand 5 states. [2021-10-11 02:31:05,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:05,335 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2021-10-11 02:31:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:31:05,336 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:31:05,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:05,340 INFO L225 Difference]: With dead ends: 859 [2021-10-11 02:31:05,340 INFO L226 Difference]: Without dead ends: 692 [2021-10-11 02:31:05,341 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:31:05,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2021-10-11 02:31:05,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2021-10-11 02:31:05,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2021-10-11 02:31:05,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2021-10-11 02:31:05,404 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2021-10-11 02:31:05,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:05,405 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2021-10-11 02:31:05,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:31:05,405 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2021-10-11 02:31:05,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:31:05,411 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:05,411 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:05,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:31:05,623 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:05,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:05,623 INFO L82 PathProgramCache]: Analyzing trace with hash -986967423, now seen corresponding path program 1 times [2021-10-11 02:31:05,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:05,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1566901228] [2021-10-11 02:31:05,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:05,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:31:05,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:05,864 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:05,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1566901228] [2021-10-11 02:31:05,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:05,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:31:05,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349968056] [2021-10-11 02:31:05,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:31:05,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:05,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:31:05,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:05,867 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand 5 states. [2021-10-11 02:31:06,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:06,156 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2021-10-11 02:31:06,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:31:06,157 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2021-10-11 02:31:06,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:06,164 INFO L225 Difference]: With dead ends: 1273 [2021-10-11 02:31:06,165 INFO L226 Difference]: Without dead ends: 953 [2021-10-11 02:31:06,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:31:06,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2021-10-11 02:31:06,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2021-10-11 02:31:06,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2021-10-11 02:31:06,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2021-10-11 02:31:06,204 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2021-10-11 02:31:06,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:06,205 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2021-10-11 02:31:06,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:31:06,205 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2021-10-11 02:31:06,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:31:06,209 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:06,210 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:06,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:31:06,422 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:06,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:06,423 INFO L82 PathProgramCache]: Analyzing trace with hash -192809145, now seen corresponding path program 1 times [2021-10-11 02:31:06,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:06,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [761528683] [2021-10-11 02:31:06,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:06,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:31:06,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:06,691 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:06,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [761528683] [2021-10-11 02:31:06,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:06,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:31:06,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169287024] [2021-10-11 02:31:06,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:31:06,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:06,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:31:06,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:31:06,695 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand 4 states. [2021-10-11 02:31:06,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:06,811 INFO L93 Difference]: Finished difference Result 949 states and 1348 transitions. [2021-10-11 02:31:06,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:31:06,811 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-10-11 02:31:06,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:06,817 INFO L225 Difference]: With dead ends: 949 [2021-10-11 02:31:06,817 INFO L226 Difference]: Without dead ends: 631 [2021-10-11 02:31:06,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:06,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2021-10-11 02:31:06,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 349. [2021-10-11 02:31:06,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2021-10-11 02:31:06,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 486 transitions. [2021-10-11 02:31:06,872 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 486 transitions. Word has length 37 [2021-10-11 02:31:06,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:06,873 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 486 transitions. [2021-10-11 02:31:06,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:31:06,873 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 486 transitions. [2021-10-11 02:31:06,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:31:06,874 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:06,874 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:07,089 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:31:07,090 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:07,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:07,090 INFO L82 PathProgramCache]: Analyzing trace with hash 818308105, now seen corresponding path program 1 times [2021-10-11 02:31:07,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:07,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1442021669] [2021-10-11 02:31:07,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:07,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:31:07,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:07,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:07,339 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:07,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1442021669] [2021-10-11 02:31:07,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:07,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:31:07,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249839044] [2021-10-11 02:31:07,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:31:07,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:07,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:31:07,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:07,341 INFO L87 Difference]: Start difference. First operand 349 states and 486 transitions. Second operand 5 states. [2021-10-11 02:31:07,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:07,498 INFO L93 Difference]: Finished difference Result 891 states and 1229 transitions. [2021-10-11 02:31:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:31:07,499 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-10-11 02:31:07,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:07,503 INFO L225 Difference]: With dead ends: 891 [2021-10-11 02:31:07,503 INFO L226 Difference]: Without dead ends: 549 [2021-10-11 02:31:07,504 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:31:07,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-10-11 02:31:07,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 385. [2021-10-11 02:31:07,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2021-10-11 02:31:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2021-10-11 02:31:07,548 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2021-10-11 02:31:07,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:07,549 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2021-10-11 02:31:07,549 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:31:07,549 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2021-10-11 02:31:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:31:07,550 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:07,550 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:07,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:31:07,762 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:07,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:07,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1213877499, now seen corresponding path program 1 times [2021-10-11 02:31:07,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:07,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [675266442] [2021-10-11 02:31:07,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:07,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:07,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:08,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:08,025 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:08,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [675266442] [2021-10-11 02:31:08,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:08,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:08,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744311410] [2021-10-11 02:31:08,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:08,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:08,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:08,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:08,028 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand 3 states. [2021-10-11 02:31:08,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:08,127 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2021-10-11 02:31:08,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:08,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 02:31:08,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:08,131 INFO L225 Difference]: With dead ends: 871 [2021-10-11 02:31:08,131 INFO L226 Difference]: Without dead ends: 493 [2021-10-11 02:31:08,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:08,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-11 02:31:08,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2021-10-11 02:31:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2021-10-11 02:31:08,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2021-10-11 02:31:08,201 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2021-10-11 02:31:08,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:08,201 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2021-10-11 02:31:08,201 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:08,201 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2021-10-11 02:31:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:31:08,202 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:08,203 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:08,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:31:08,419 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:08,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:08,419 INFO L82 PathProgramCache]: Analyzing trace with hash 321920453, now seen corresponding path program 1 times [2021-10-11 02:31:08,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:08,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1321837960] [2021-10-11 02:31:08,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:08,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:31:08,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:08,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:08,676 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:08,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1321837960] [2021-10-11 02:31:08,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:08,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:31:08,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567031253] [2021-10-11 02:31:08,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:31:08,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:08,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:31:08,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:31:08,679 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand 6 states. [2021-10-11 02:31:10,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:10,327 INFO L93 Difference]: Finished difference Result 1660 states and 2203 transitions. [2021-10-11 02:31:10,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:31:10,327 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-10-11 02:31:10,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:10,334 INFO L225 Difference]: With dead ends: 1660 [2021-10-11 02:31:10,334 INFO L226 Difference]: Without dead ends: 1174 [2021-10-11 02:31:10,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:31:10,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2021-10-11 02:31:10,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 493. [2021-10-11 02:31:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2021-10-11 02:31:10,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 640 transitions. [2021-10-11 02:31:10,404 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 640 transitions. Word has length 38 [2021-10-11 02:31:10,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:10,404 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 640 transitions. [2021-10-11 02:31:10,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:31:10,404 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 640 transitions. [2021-10-11 02:31:10,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-11 02:31:10,406 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:10,406 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:10,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:31:10,618 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:10,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:10,618 INFO L82 PathProgramCache]: Analyzing trace with hash -933108215, now seen corresponding path program 1 times [2021-10-11 02:31:10,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:10,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [802541913] [2021-10-11 02:31:10,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:10,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:10,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:10,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:10,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [802541913] [2021-10-11 02:31:10,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:10,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:10,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154748060] [2021-10-11 02:31:10,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:10,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:10,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:10,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:10,886 INFO L87 Difference]: Start difference. First operand 493 states and 640 transitions. Second operand 3 states. [2021-10-11 02:31:10,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:10,995 INFO L93 Difference]: Finished difference Result 1055 states and 1373 transitions. [2021-10-11 02:31:10,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:10,995 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2021-10-11 02:31:10,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:11,000 INFO L225 Difference]: With dead ends: 1055 [2021-10-11 02:31:11,000 INFO L226 Difference]: Without dead ends: 569 [2021-10-11 02:31:11,001 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:11,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2021-10-11 02:31:11,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 324. [2021-10-11 02:31:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2021-10-11 02:31:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 419 transitions. [2021-10-11 02:31:11,060 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 419 transitions. Word has length 56 [2021-10-11 02:31:11,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:11,060 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 419 transitions. [2021-10-11 02:31:11,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 419 transitions. [2021-10-11 02:31:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:31:11,061 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:11,062 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:11,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:31:11,281 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:11,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:11,281 INFO L82 PathProgramCache]: Analyzing trace with hash 384155307, now seen corresponding path program 1 times [2021-10-11 02:31:11,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:11,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390784809] [2021-10-11 02:31:11,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:11,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:31:11,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:31:11,588 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:11,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390784809] [2021-10-11 02:31:11,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:11,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:31:11,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930312919] [2021-10-11 02:31:11,589 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:31:11,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:11,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:31:11,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:31:11,590 INFO L87 Difference]: Start difference. First operand 324 states and 419 transitions. Second operand 6 states. [2021-10-11 02:31:13,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:13,472 INFO L93 Difference]: Finished difference Result 838 states and 1092 transitions. [2021-10-11 02:31:13,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:31:13,473 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2021-10-11 02:31:13,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:13,473 INFO L225 Difference]: With dead ends: 838 [2021-10-11 02:31:13,473 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:31:13,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:31:13,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:31:13,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:31:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:31:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:31:13,476 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-11 02:31:13,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:13,476 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:31:13,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:31:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:31:13,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:31:13,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:31:13,696 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:31:13,929 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 51 [2021-10-11 02:31:14,224 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 93 [2021-10-11 02:31:14,401 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 81 [2021-10-11 02:31:14,620 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 109 [2021-10-11 02:31:15,049 WARN L197 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 142 [2021-10-11 02:31:15,558 WARN L197 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 157 [2021-10-11 02:31:15,999 WARN L197 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 156 [2021-10-11 02:31:16,144 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 86 [2021-10-11 02:31:16,362 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 144 [2021-10-11 02:31:16,813 WARN L197 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 159 [2021-10-11 02:31:16,944 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 109 [2021-10-11 02:31:17,094 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 24 [2021-10-11 02:31:17,968 WARN L197 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 14 [2021-10-11 02:31:18,118 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 21 [2021-10-11 02:31:18,388 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 23 [2021-10-11 02:31:19,118 WARN L197 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2021-10-11 02:31:20,101 WARN L197 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 20 [2021-10-11 02:31:21,097 WARN L197 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2021-10-11 02:31:22,149 WARN L197 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2021-10-11 02:31:22,405 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 17 [2021-10-11 02:31:22,868 WARN L197 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 18 [2021-10-11 02:31:23,932 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 155 DAG size of output: 20 [2021-10-11 02:31:24,537 WARN L197 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2021-10-11 02:31:24,540 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-11 02:31:24,540 INFO L262 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2021-10-11 02:31:24,540 INFO L262 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2021-10-11 02:31:24,541 INFO L262 CegarLoopResult]: For program point L432-2(line 432) no Hoare annotation was computed. [2021-10-11 02:31:24,541 INFO L258 CegarLoopResult]: At program point L565(lines 556 569) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,541 INFO L258 CegarLoopResult]: At program point L565-1(lines 556 569) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,541 INFO L258 CegarLoopResult]: At program point L565-2(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,541 INFO L258 CegarLoopResult]: At program point L565-3(lines 556 569) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:31:24,542 INFO L258 CegarLoopResult]: At program point L565-4(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,542 INFO L258 CegarLoopResult]: At program point L565-5(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,542 INFO L258 CegarLoopResult]: At program point L565-6(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,542 INFO L258 CegarLoopResult]: At program point L565-7(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,542 INFO L258 CegarLoopResult]: At program point L565-8(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,542 INFO L258 CegarLoopResult]: At program point L565-9(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,542 INFO L258 CegarLoopResult]: At program point L565-10(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,543 INFO L258 CegarLoopResult]: At program point L565-11(lines 556 569) the Hoare annotation is: false [2021-10-11 02:31:24,543 INFO L262 CegarLoopResult]: For program point L303(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,543 INFO L262 CegarLoopResult]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,543 INFO L262 CegarLoopResult]: For program point L303-3(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,543 INFO L262 CegarLoopResult]: For program point L303-5(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,543 INFO L262 CegarLoopResult]: For program point L303-6(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,543 INFO L262 CegarLoopResult]: For program point L303-8(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,544 INFO L262 CegarLoopResult]: For program point L303-9(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,544 INFO L262 CegarLoopResult]: For program point L303-11(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,544 INFO L262 CegarLoopResult]: For program point L303-12(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,544 INFO L262 CegarLoopResult]: For program point L303-14(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,544 INFO L262 CegarLoopResult]: For program point L303-15(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,544 INFO L262 CegarLoopResult]: For program point L303-17(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,544 INFO L262 CegarLoopResult]: For program point L303-18(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,545 INFO L262 CegarLoopResult]: For program point L303-20(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,545 INFO L262 CegarLoopResult]: For program point L303-21(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,545 INFO L262 CegarLoopResult]: For program point L303-23(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,545 INFO L262 CegarLoopResult]: For program point L303-24(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,545 INFO L262 CegarLoopResult]: For program point L303-26(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,545 INFO L262 CegarLoopResult]: For program point L303-27(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,545 INFO L262 CegarLoopResult]: For program point L370(lines 369 418) no Hoare annotation was computed. [2021-10-11 02:31:24,546 INFO L262 CegarLoopResult]: For program point L303-29(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,546 INFO L262 CegarLoopResult]: For program point L303-30(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,546 INFO L262 CegarLoopResult]: For program point L303-32(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,546 INFO L262 CegarLoopResult]: For program point L303-33(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,546 INFO L262 CegarLoopResult]: For program point L303-35(lines 303 307) no Hoare annotation was computed. [2021-10-11 02:31:24,546 INFO L262 CegarLoopResult]: For program point L371(lines 371 375) no Hoare annotation was computed. [2021-10-11 02:31:24,546 INFO L258 CegarLoopResult]: At program point L107(lines 107 113) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse2))) [2021-10-11 02:31:24,547 INFO L258 CegarLoopResult]: At program point L107-1(lines 107 113) the Hoare annotation is: false [2021-10-11 02:31:24,547 INFO L258 CegarLoopResult]: At program point L107-2(lines 107 113) the Hoare annotation is: false [2021-10-11 02:31:24,547 INFO L258 CegarLoopResult]: At program point L639(lines 635 641) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:24,547 INFO L262 CegarLoopResult]: For program point L507(lines 507 511) no Hoare annotation was computed. [2021-10-11 02:31:24,547 INFO L258 CegarLoopResult]: At program point L309(lines 294 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,547 INFO L258 CegarLoopResult]: At program point L309-1(lines 294 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,548 INFO L258 CegarLoopResult]: At program point L309-2(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,548 INFO L258 CegarLoopResult]: At program point L309-3(lines 294 312) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:31:24,548 INFO L258 CegarLoopResult]: At program point L309-4(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,548 INFO L258 CegarLoopResult]: At program point L309-5(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,548 INFO L258 CegarLoopResult]: At program point L309-6(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,548 INFO L258 CegarLoopResult]: At program point L309-7(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,548 INFO L258 CegarLoopResult]: At program point L309-8(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,549 INFO L258 CegarLoopResult]: At program point L309-9(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,549 INFO L258 CegarLoopResult]: At program point L309-10(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,549 INFO L258 CegarLoopResult]: At program point L309-11(lines 294 312) the Hoare annotation is: false [2021-10-11 02:31:24,549 INFO L258 CegarLoopResult]: At program point L575(lines 570 578) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,549 INFO L258 CegarLoopResult]: At program point L575-1(lines 570 578) the Hoare annotation is: false [2021-10-11 02:31:24,549 INFO L258 CegarLoopResult]: At program point L575-2(lines 570 578) the Hoare annotation is: false [2021-10-11 02:31:24,549 INFO L258 CegarLoopResult]: At program point L575-3(lines 570 578) the Hoare annotation is: false [2021-10-11 02:31:24,550 INFO L258 CegarLoopResult]: At program point L443(lines 438 445) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:24,550 INFO L258 CegarLoopResult]: At program point L575-4(lines 570 578) the Hoare annotation is: false [2021-10-11 02:31:24,550 INFO L258 CegarLoopResult]: At program point L575-5(lines 570 578) the Hoare annotation is: false [2021-10-11 02:31:24,550 INFO L258 CegarLoopResult]: At program point L245(lines 238 248) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:31:24,550 INFO L258 CegarLoopResult]: At program point L245-1(lines 238 248) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,551 INFO L258 CegarLoopResult]: At program point L245-2(lines 238 248) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,551 INFO L258 CegarLoopResult]: At program point L245-3(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,551 INFO L258 CegarLoopResult]: At program point L245-4(lines 238 248) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:31:24,551 INFO L258 CegarLoopResult]: At program point L245-5(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,551 INFO L258 CegarLoopResult]: At program point L245-6(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,551 INFO L258 CegarLoopResult]: At program point L245-7(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,551 INFO L258 CegarLoopResult]: At program point L245-8(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,552 INFO L258 CegarLoopResult]: At program point L245-9(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,552 INFO L258 CegarLoopResult]: At program point L245-10(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,552 INFO L258 CegarLoopResult]: At program point L245-11(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,552 INFO L258 CegarLoopResult]: At program point L245-12(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,552 INFO L258 CegarLoopResult]: At program point L245-13(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,552 INFO L258 CegarLoopResult]: At program point L245-14(lines 238 248) the Hoare annotation is: false [2021-10-11 02:31:24,552 INFO L262 CegarLoopResult]: For program point L379(lines 379 385) no Hoare annotation was computed. [2021-10-11 02:31:24,553 INFO L258 CegarLoopResult]: At program point L379-1(lines 379 385) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse0 .cse2 .cse3 .cse1 .cse4) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:31:24,553 INFO L262 CegarLoopResult]: For program point L184(lines 184 201) no Hoare annotation was computed. [2021-10-11 02:31:24,553 INFO L262 CegarLoopResult]: For program point L184-1(lines 184 201) no Hoare annotation was computed. [2021-10-11 02:31:24,553 INFO L262 CegarLoopResult]: For program point L184-2(lines 184 201) no Hoare annotation was computed. [2021-10-11 02:31:24,553 INFO L258 CegarLoopResult]: At program point L254(lines 249 257) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) [2021-10-11 02:31:24,553 INFO L258 CegarLoopResult]: At program point L254-1(lines 249 257) the Hoare annotation is: false [2021-10-11 02:31:24,554 INFO L262 CegarLoopResult]: For program point L188(lines 188 196) no Hoare annotation was computed. [2021-10-11 02:31:24,554 INFO L258 CegarLoopResult]: At program point L254-2(lines 249 257) the Hoare annotation is: false [2021-10-11 02:31:24,554 INFO L262 CegarLoopResult]: For program point L188-1(lines 188 196) no Hoare annotation was computed. [2021-10-11 02:31:24,554 INFO L262 CegarLoopResult]: For program point L188-2(lines 188 196) no Hoare annotation was computed. [2021-10-11 02:31:24,554 INFO L258 CegarLoopResult]: At program point L520(lines 515 523) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:31:24,554 INFO L258 CegarLoopResult]: At program point L520-1(lines 515 523) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,554 INFO L258 CegarLoopResult]: At program point L520-2(lines 515 523) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,555 INFO L262 CegarLoopResult]: For program point L454(lines 454 471) no Hoare annotation was computed. [2021-10-11 02:31:24,555 INFO L258 CegarLoopResult]: At program point L520-3(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,555 INFO L258 CegarLoopResult]: At program point L454-1(lines 1 1041) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse0 .cse2 .cse3 .cse1 .cse4) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:31:24,555 INFO L258 CegarLoopResult]: At program point L520-4(lines 515 523) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:31:24,555 INFO L262 CegarLoopResult]: For program point L454-2(lines 454 471) no Hoare annotation was computed. [2021-10-11 02:31:24,556 INFO L258 CegarLoopResult]: At program point L520-5(lines 515 523) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse3 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse0 .cse1 .cse3 .cse2))) [2021-10-11 02:31:24,556 INFO L258 CegarLoopResult]: At program point L454-3(lines 1 1041) the Hoare annotation is: false [2021-10-11 02:31:24,556 INFO L262 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,556 INFO L258 CegarLoopResult]: At program point L520-6(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,556 INFO L262 CegarLoopResult]: For program point L454-4(lines 454 471) no Hoare annotation was computed. [2021-10-11 02:31:24,556 INFO L258 CegarLoopResult]: At program point L520-7(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,556 INFO L258 CegarLoopResult]: At program point L454-5(lines 1 1041) the Hoare annotation is: false [2021-10-11 02:31:24,557 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:31:24,557 INFO L262 CegarLoopResult]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,557 INFO L258 CegarLoopResult]: At program point L520-8(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,557 INFO L262 CegarLoopResult]: For program point L322-3(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,557 INFO L258 CegarLoopResult]: At program point L520-9(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,557 INFO L258 CegarLoopResult]: At program point L520-10(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,557 INFO L262 CegarLoopResult]: For program point L322-5(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,557 INFO L258 CegarLoopResult]: At program point L520-11(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,558 INFO L262 CegarLoopResult]: For program point L322-6(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,558 INFO L258 CegarLoopResult]: At program point L520-12(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,558 INFO L258 CegarLoopResult]: At program point L520-13(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,558 INFO L262 CegarLoopResult]: For program point L322-8(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,558 INFO L258 CegarLoopResult]: At program point L520-14(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,558 INFO L262 CegarLoopResult]: For program point L322-9(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,558 INFO L258 CegarLoopResult]: At program point L520-15(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,559 INFO L258 CegarLoopResult]: At program point L520-16(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,559 INFO L262 CegarLoopResult]: For program point L322-11(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,559 INFO L258 CegarLoopResult]: At program point L520-17(lines 515 523) the Hoare annotation is: false [2021-10-11 02:31:24,559 INFO L262 CegarLoopResult]: For program point L322-12(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,559 INFO L262 CegarLoopResult]: For program point L322-14(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,559 INFO L262 CegarLoopResult]: For program point L322-15(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,559 INFO L262 CegarLoopResult]: For program point L322-17(lines 322 326) no Hoare annotation was computed. [2021-10-11 02:31:24,559 INFO L262 CegarLoopResult]: For program point L389(lines 389 395) no Hoare annotation was computed. [2021-10-11 02:31:24,560 INFO L258 CegarLoopResult]: At program point L389-1(lines 389 395) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:31:24,560 INFO L262 CegarLoopResult]: For program point L458(lines 458 468) no Hoare annotation was computed. [2021-10-11 02:31:24,560 INFO L262 CegarLoopResult]: For program point L458-2(lines 458 468) no Hoare annotation was computed. [2021-10-11 02:31:24,560 INFO L262 CegarLoopResult]: For program point L458-4(lines 458 468) no Hoare annotation was computed. [2021-10-11 02:31:24,560 INFO L258 CegarLoopResult]: At program point L591-2(lines 591 605) the Hoare annotation is: false [2021-10-11 02:31:24,560 INFO L262 CegarLoopResult]: For program point L459(lines 459 465) no Hoare annotation was computed. [2021-10-11 02:31:24,561 INFO L262 CegarLoopResult]: For program point L459-2(lines 459 465) no Hoare annotation was computed. [2021-10-11 02:31:24,561 INFO L262 CegarLoopResult]: For program point L459-4(lines 459 465) no Hoare annotation was computed. [2021-10-11 02:31:24,561 INFO L262 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2021-10-11 02:31:24,561 INFO L258 CegarLoopResult]: At program point L328(lines 313 331) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:31:24,561 INFO L258 CegarLoopResult]: At program point L328-1(lines 313 331) the Hoare annotation is: false [2021-10-11 02:31:24,561 INFO L258 CegarLoopResult]: At program point L328-2(lines 313 331) the Hoare annotation is: false [2021-10-11 02:31:24,561 INFO L258 CegarLoopResult]: At program point L328-3(lines 313 331) the Hoare annotation is: false [2021-10-11 02:31:24,561 INFO L258 CegarLoopResult]: At program point L328-4(lines 313 331) the Hoare annotation is: false [2021-10-11 02:31:24,562 INFO L258 CegarLoopResult]: At program point L328-5(lines 313 331) the Hoare annotation is: false [2021-10-11 02:31:24,562 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:31:24,562 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-11 02:31:24,562 INFO L262 CegarLoopResult]: For program point L132(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,562 INFO L262 CegarLoopResult]: For program point L132-1(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,562 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,562 INFO L262 CegarLoopResult]: For program point L132-3(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-4(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-5(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-6(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-7(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-8(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-9(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-10(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,563 INFO L262 CegarLoopResult]: For program point L132-11(lines 132 149) no Hoare annotation was computed. [2021-10-11 02:31:24,564 INFO L262 CegarLoopResult]: For program point L595(lines 595 599) no Hoare annotation was computed. [2021-10-11 02:31:24,564 INFO L262 CegarLoopResult]: For program point L595-1(lines 100 106) no Hoare annotation was computed. [2021-10-11 02:31:24,564 INFO L258 CegarLoopResult]: At program point L67(lines 1 1041) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:24,564 INFO L262 CegarLoopResult]: For program point L663(lines 663 670) no Hoare annotation was computed. [2021-10-11 02:31:24,564 INFO L265 CegarLoopResult]: At program point L663-1(lines 663 670) the Hoare annotation is: true [2021-10-11 02:31:24,564 INFO L262 CegarLoopResult]: For program point L399(lines 399 414) no Hoare annotation was computed. [2021-10-11 02:31:24,564 INFO L262 CegarLoopResult]: For program point L136(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,565 INFO L262 CegarLoopResult]: For program point L136-1(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,565 INFO L262 CegarLoopResult]: For program point L136-2(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,565 INFO L262 CegarLoopResult]: For program point L136-3(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,565 INFO L262 CegarLoopResult]: For program point L136-4(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,565 INFO L262 CegarLoopResult]: For program point L136-5(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,565 INFO L262 CegarLoopResult]: For program point L136-6(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,565 INFO L262 CegarLoopResult]: For program point L136-7(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,566 INFO L262 CegarLoopResult]: For program point L136-8(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,566 INFO L262 CegarLoopResult]: For program point L136-9(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,566 INFO L262 CegarLoopResult]: For program point L136-10(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,566 INFO L262 CegarLoopResult]: For program point L136-11(lines 136 144) no Hoare annotation was computed. [2021-10-11 02:31:24,566 INFO L262 CegarLoopResult]: For program point L336(lines 336 342) no Hoare annotation was computed. [2021-10-11 02:31:24,566 INFO L258 CegarLoopResult]: At program point L336-1(lines 336 342) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1))) [2021-10-11 02:31:24,566 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:24,567 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-11 02:31:24,567 INFO L262 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2021-10-11 02:31:24,567 INFO L258 CegarLoopResult]: At program point L407-1(lines 100 106) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:31:24,567 INFO L265 CegarLoopResult]: At program point L672(lines 653 675) the Hoare annotation is: true [2021-10-11 02:31:24,567 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:31:24,567 INFO L262 CegarLoopResult]: For program point L483(lines 483 487) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L483-3(lines 483 487) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L483-6(lines 483 487) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L220(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L220-2(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L220-4(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L220-6(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L220-8(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,568 INFO L262 CegarLoopResult]: For program point L220-10(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,569 INFO L262 CegarLoopResult]: For program point L220-12(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,569 INFO L262 CegarLoopResult]: For program point L220-14(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,569 INFO L262 CegarLoopResult]: For program point L220-16(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,569 INFO L262 CegarLoopResult]: For program point L220-18(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,569 INFO L262 CegarLoopResult]: For program point L220-20(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,569 INFO L262 CegarLoopResult]: For program point L220-22(lines 220 226) no Hoare annotation was computed. [2021-10-11 02:31:24,569 INFO L258 CegarLoopResult]: At program point L419(lines 368 420) the Hoare annotation is: false [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point L158-1(lines 158 175) no Hoare annotation was computed. [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point L158-2(lines 158 175) no Hoare annotation was computed. [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point L158-3(lines 158 175) no Hoare annotation was computed. [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point L158-4(lines 158 175) no Hoare annotation was computed. [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point L158-5(lines 158 175) no Hoare annotation was computed. [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:31:24,570 INFO L262 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L162-1(lines 162 170) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L162-2(lines 162 170) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L162-3(lines 162 170) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L162-4(lines 162 170) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L162-5(lines 162 170) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,571 INFO L262 CegarLoopResult]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-3(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-5(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-6(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-7(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-8(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-9(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,572 INFO L262 CegarLoopResult]: For program point L560-10(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,573 INFO L262 CegarLoopResult]: For program point L560-11(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:31:24,573 INFO L262 CegarLoopResult]: For program point L495(lines 495 499) no Hoare annotation was computed. [2021-10-11 02:31:24,573 INFO L258 CegarLoopResult]: At program point L100(lines 99 118) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:31:24,573 INFO L262 CegarLoopResult]: For program point L100-1(lines 100 106) no Hoare annotation was computed. [2021-10-11 02:31:24,573 INFO L258 CegarLoopResult]: At program point L100-2(lines 99 118) the Hoare annotation is: false [2021-10-11 02:31:24,573 INFO L258 CegarLoopResult]: At program point L100-3(lines 99 118) the Hoare annotation is: false [2021-10-11 02:31:24,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:31:24 BoogieIcfgContainer [2021-10-11 02:31:24,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:31:24,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:31:24,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:31:24,607 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:31:24,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:02" (3/4) ... [2021-10-11 02:31:24,610 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:31:24,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:31:24,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:31:24,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:31:24,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:31:24,647 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:31:24,650 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:24,652 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:24,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:31:24,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:31:24,682 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:31:24,682 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:31:24,683 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:31:24,684 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32) [2021-10-11 02:31:24,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:31:24,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,690 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:31:24,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,692 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,692 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:31:24,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24f845e-b72c-4ae2-bcf4-05fde1b56a9b/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:31:24,784 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:31:24,785 INFO L168 Benchmark]: Toolchain (without parser) took 26361.05 ms. Allocated memory was 50.3 MB in the beginning and 216.0 MB in the end (delta: 165.7 MB). Free memory was 26.8 MB in the beginning and 186.4 MB in the end (delta: -159.6 MB). Peak memory consumption was 129.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,785 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:24,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.25 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.6 MB in the beginning and 41.1 MB in the end (delta: -14.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.42 ms. Allocated memory is still 60.8 MB. Free memory was 41.1 MB in the beginning and 35.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,786 INFO L168 Benchmark]: Boogie Preprocessor took 100.24 ms. Allocated memory is still 60.8 MB. Free memory was 35.5 MB in the beginning and 31.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,787 INFO L168 Benchmark]: RCFGBuilder took 3107.31 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 31.3 MB in the beginning and 39.1 MB in the end (delta: -7.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,787 INFO L168 Benchmark]: TraceAbstraction took 22147.06 ms. Allocated memory was 81.8 MB in the beginning and 216.0 MB in the end (delta: 134.2 MB). Free memory was 39.1 MB in the beginning and 82.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 110.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,788 INFO L168 Benchmark]: Witness Printer took 177.35 ms. Allocated memory is still 216.0 MB. Free memory was 82.0 MB in the beginning and 186.4 MB in the end (delta: -104.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,790 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 732.25 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.6 MB in the beginning and 41.1 MB in the end (delta: -14.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.42 ms. Allocated memory is still 60.8 MB. Free memory was 41.1 MB in the beginning and 35.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 100.24 ms. Allocated memory is still 60.8 MB. Free memory was 35.5 MB in the beginning and 31.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3107.31 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 31.3 MB in the beginning and 39.1 MB in the end (delta: -7.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 22147.06 ms. Allocated memory was 81.8 MB in the beginning and 216.0 MB in the end (delta: 134.2 MB). Free memory was 39.1 MB in the beginning and 82.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 110.2 MB. Max. memory is 16.1 GB. * Witness Printer took 177.35 ms. Allocated memory is still 216.0 MB. Free memory was 82.0 MB in the beginning and 186.4 MB in the end (delta: -104.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.1s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1953 SDtfs, 2258 SDslu, 3033 SDs, 0 SdLazy, 440 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 443 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 2371 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 359 NumberOfFragments, 903 HoareAnnotationTreeSize, 93 FomulaSimplifications, 1305063 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 93 FomulaSimplificationsInter, 223418 FormulaSimplificationTreeSizeReductionInter, 7.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 411 NumberOfCodeBlocks, 411 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 399 ConstructedInterpolants, 0 QuantifiedInterpolants, 30491 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2595 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...